{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Disease", "Chemical"], "input": "Furthermore , the Ao mRNA levels did not change in any of the extrahepatic tissues studied on day 6 , nor did its hepatic levels at days 1 , 3 , 5 , or 7 after PAN injection ."}
{"Disease": [], "Chemical": ["PAN"]}